meta-ingrasys: meta-zaius: Cleanup for Yocto override syntax change

Cleanup with
```
convert-overrides.py meta-ingrasys

git grep -l _zaius -- meta-ingrasys \
  | xargs sed -i 's/_zaius/:zaius/'
```

After cleanup
```
$ git grep "_[a-z0-9_/-]*[ :]" -- meta-ingrasys | grep '.bb'
meta-ingrasys/meta-zaius/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend:# compose_list is not defined immediately so don't use :=
```

Signed-off-by: Brandon Kim <brandonkim@google.com>
Change-Id: Ib2da97530167688313ac16aedd69168137788c86
diff --git a/meta-ingrasys/meta-zaius/recipes-phosphor/configuration/zaius-yaml-config.bb b/meta-ingrasys/meta-zaius/recipes-phosphor/configuration/zaius-yaml-config.bb
index 129938f..f1698ca 100644
--- a/meta-ingrasys/meta-zaius/recipes-phosphor/configuration/zaius-yaml-config.bb
+++ b/meta-ingrasys/meta-zaius/recipes-phosphor/configuration/zaius-yaml-config.bb
@@ -22,10 +22,10 @@
         ${D}${datadir}/${BPN}/ipmi-sensors.yaml
 }
 
-FILES_${PN}-dev = " \
+FILES:${PN}-dev = " \
     ${datadir}/${BPN}/ipmi-extra-properties.yaml \
     ${datadir}/${BPN}/ipmi-fru-read.yaml \
     ${datadir}/${BPN}/ipmi-sensors.yaml \
     "
 
-ALLOW_EMPTY_${PN} = "1"
+ALLOW_EMPTY:${PN} = "1"